Stadium: Court 1 Round: 46 Ground: Clay
| Challenger Lisbon Qual | 2018/05/13 13:10 | Fabricio Neis v Jan Satral | 7-6,3-6,1-6 |
| Challenger Rio De Janeiro | 2017/11/22 16:45 | Fabricio Neis v Christian Oliveira | 6-2,2-6,6-3 |
| Challenger Rio De Janeiro Qual | 2017/11/19 13:00 | Peter Nagy v Fabricio Neis | 6-3,6-7,6-7 |
| Challenger Santiago 2 Qual | 2017/11/11 18:00 | Dimitar Kuzmanov v Fabricio Neis | 7-6,7-5 |
| Challenger Santiago 2 Qual | 2017/11/11 15:15 | Fabricio Neis v Oliver Hudson | 6-2,6-3 |
| Challenger Campinas Qual | 2017/10/01 14:50 | Jose Pereira v Fabricio Neis | 6-3,6-4 |
| Challenger Bogota Qual | 2017/09/03 15:00 | Fabricio Neis v Juan Sebastian Gomez | 3-6,7-5,4-6 |
| Challenger Quito Qual | 2017/08/26 16:00 | Juan Manuel Lopez v Fabricio Neis | 7-6,6-4 |
| ITF Belgium F1 Qual | 2018/06/17 08:00 | Fernando Yamacita v Jack Molloy | 6-3,3-6,4-6 |
| ITF Brazil F4 | 2018/05/16 18:25 | Fernando Yamacita v Igor Marcondes | 4-6,2-6 |
| ITF Brazil F4 Qual | 2018/05/14 13:00 | Fernando Yamacita v Valter Mori-Filho | 6-2,6-1 |
| ITF Brazil F3 | 2018/05/08 13:00 | Alexandre Tsuchiya v Fernando Yamacita | 6-3,4-6,6-2 |
| ITF Brazil F3 | 2018/05/07 18:00 | Fernando Yamacita v Eduardo Ribeiro | 6-4,7-6 |
| ITF Brazil F3 | 2018/05/06 12:30 | Fernando Yamacita v Pedro F Maciel | 6-7,6-4,6-3 |
| ITF Brazil F2 | 2018/05/01 15:00 | Oscar Jose Gutierrez v Fernando Yamacita | 6-4,6-0 |
| ITF Brazil F2 | 2018/04/30 15:00 | Fernando Yamacita v Luis Britto | 6-1,6-2 |